diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 00000000..68060633
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,6 @@
+{
+  "name": "cohort-tools-project",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {}
+}
diff --git a/server/app.js b/server/app.js
index dfe51f49..01a6b30a 100644
--- a/server/app.js
+++ b/server/app.js
@@ -1,36 +1,38 @@
-const express = require("express");
-const morgan = require("morgan");
-const cookieParser = require("cookie-parser");
-const PORT = 5005;
+try {
+  process.loadEnvFile()
+} catch (error) {
+  console.log("can't access to .env file")
+}
 
-// STATIC DATA
-// Devs Team - Import the provided files with JSON data of students and cohorts here:
-// ...
+const mongoose = require("./db")
+const express = require("express");
 
+const Cohort = require("./models/Cohort.model");
+const Student = require("./models/Student.model");
 
-// INITIALIZE EXPRESS APP - https://expressjs.com/en/4x/api.html#express
+// Creation of the Server:
 const app = express();
 
+// Midlleware Routes:
+const config = require("./config")
+config(app)
 
-// MIDDLEWARE
-// Research Team - Set up CORS middleware here:
-// ...
-app.use(express.json());
-app.use(morgan("dev"));
-app.use(express.static("public"));
-app.use(express.urlencoded({ extended: false }));
-app.use(cookieParser());
-
-
-// ROUTES - https://expressjs.com/en/starter/basic-routing.html
-// Devs Team - Start working on the routes here:
-// ...
+// Initialization:
 app.get("/docs", (req, res) => {
   res.sendFile(__dirname + "/views/docs.html");
 });
 
+// Routes of Collections:
+const indexRouter = require("./routes/index.routes")
+app.use("/api", indexRouter)
+
+// Error Handlers:
+const errorHandlers = require("./error-handlers")
+errorHandlers(app)
+
+// Start Server:
+const PORT = process.env.PORT || 5005
 
-// START SERVER
 app.listen(PORT, () => {
   console.log(`Server listening on port ${PORT}`);
-});
\ No newline at end of file
+});
diff --git a/server/cohorts.json b/server/cohorts.json
deleted file mode 100644
index 3c2bef26..00000000
--- a/server/cohorts.json
+++ /dev/null
@@ -1,57 +0,0 @@
-[
-  {
-    "_id": 1,
-    "inProgress": false,
-    "cohortSlug": "ft-wd-paris-2023-07-03",
-    "cohortName": "FT WD PARIS 2023 07",
-    "program": "Web Dev",
-    "campus": "Paris",
-    "startDate": "2023-07-03T00:00:00.000Z",
-    "endDate": "2023-09-08T00:00:00.000Z",
-    "programManager": "Sally Daher",
-    "leadTeacher": "Florian Aube",
-    "totalHours": 360
-  },
-  {
-    "_id": 2,
-    "cohortSlug": "pt-ux-berlin-2023-02-06",
-    "cohortName": "PT UX BERLIN 2023 02",
-    "program": "UX/UI",
-    "format": "Part Time",
-    "campus": "BERLIN",
-    "startDate": "2023-02-06T00:00:00.000Z",
-    "endDate": "2023-08-06T00:00:00.000Z",
-    "inProgress": false,
-    "programManager": "Alice Williams",
-    "leadTeacher": "Bob Johnson",
-    "totalHours": 360
-  },
-  {
-    "_id": 3,
-    "cohortSlug": "ft-da-miami-2023-03-06",
-    "cohortName": "FT DA MIAMI 2023 03",
-    "program": "Data Analytics",
-    "format": "Full Time",
-    "campus": "Miami",
-    "startDate": "2023-03-06T00:00:00.000Z",
-    "endDate": "2023-05-15T00:00:00.000Z",
-    "inProgress": true,
-    "programManager": "Charlie Brown",
-    "leadTeacher": "Eva Edwards",
-    "totalHours": 360
-  },
-  {
-    "_id": 4,
-    "cohortSlug": "pt-cy-paris-2023-04-03",
-    "cohortName": "PT CY PARIS 2023 04",
-    "program": "Cybersecurity",
-    "format": "Part Time",
-    "campus": "Paris",
-    "startDate": "2023-04-03T00:00:00.000Z",
-    "endDate": "2023-10-03T00:00:00.000Z",
-    "inProgress": false,
-    "programManager": "Eva Edwards",
-    "leadTeacher": "Frank Foster",
-    "totalHours": 360
-  }
-]
diff --git a/server/config/index.js b/server/config/index.js
new file mode 100644
index 00000000..9f6d226d
--- /dev/null
+++ b/server/config/index.js
@@ -0,0 +1,17 @@
+const morgan = require("morgan");
+const cookieParser = require("cookie-parser");
+const cors = require("cors");
+const express = require("express");
+
+function config (app){
+
+app.use(cors({origin: "http://localhost:5173",}));
+app.use(express.json());
+app.use(morgan("dev"));
+app.use(express.static("public"));
+app.use(express.urlencoded({ extended: false }));
+app.use(cookieParser());
+
+}
+
+module.exports = config
\ No newline at end of file
diff --git a/server/db/index.js b/server/db/index.js
new file mode 100644
index 00000000..22eef07e
--- /dev/null
+++ b/server/db/index.js
@@ -0,0 +1,12 @@
+const mongoose = require("mongoose")
+
+mongoose
+  .connect("mongodb://127.0.0.1:27017/cohort-tools-api") // 127.0.0.1 same as localhost
+  .then(() => {
+    console.log("data base connected");
+  })
+  .catch((error) => {
+    console.log(error);
+  });
+
+  module.exports = mongoose
\ No newline at end of file
diff --git a/server/error-handlers/index.js b/server/error-handlers/index.js
new file mode 100644
index 00000000..62604bf9
--- /dev/null
+++ b/server/error-handlers/index.js
@@ -0,0 +1,12 @@
+function errorHandlers(app){
+
+    app.use((req, res) => {
+        res.status(404).json({message: "Could't find anything, maybe you've lost." })
+    })
+    
+    app.use((error, req, res, next) => {
+        res.status(500).json({errorMessage: "Something went wrong."})
+    })
+}
+
+module.exports = errorHandlers
\ No newline at end of file
diff --git a/server/models/Cohort.model.js b/server/models/Cohort.model.js
new file mode 100644
index 00000000..2a13110c
--- /dev/null
+++ b/server/models/Cohort.model.js
@@ -0,0 +1,20 @@
+const mongoose = require("mongoose")
+
+const Schema = mongoose.Schema
+
+const cohortSchema = new Schema({
+  inProgress: {type: Boolean, default: false},
+  cohortSlug: String,
+  cohortName: String,
+  program: String,
+  campus: String,
+  startDate: String,
+  endDate: String,
+  programManager: String,
+  leadTeacher: String,
+  totalHours: Number
+})
+
+const Cohort = mongoose.model("Cohort", cohortSchema)
+
+module.exports = Cohort
diff --git a/server/models/Student.model.js b/server/models/Student.model.js
new file mode 100644
index 00000000..4b841563
--- /dev/null
+++ b/server/models/Student.model.js
@@ -0,0 +1,24 @@
+const mongoose = require("mongoose")
+
+const Schema = mongoose.Schema
+
+const studentSchema = new Schema({
+  firstName: String,
+  lastName: String,
+  email: String,
+  phone: String,
+  linkedinUrl: String,
+  languages: [String],
+  program: String,
+  background: String,
+  image: String,
+  projects: [String],
+  cohort: {
+    type: mongoose.Schema.Types.ObjectId,
+    ref: 'Cohort'
+  }
+})
+
+const Student = mongoose.model("Student", studentSchema)
+
+module.exports = Student
diff --git a/server/package-lock.json b/server/package-lock.json
index 23e2f78a..bc04ec39 100644
--- a/server/package-lock.json
+++ b/server/package-lock.json
@@ -10,15 +10,35 @@
       "license": "ISC",
       "dependencies": {
         "cookie-parser": "^1.4.6",
+        "cors": "^2.8.5",
         "express": "^4.18.2",
-        "morgan": "^1.10.0",
-        "nodemon": "^3.0.1"
+        "mongoose": "^8.20.0",
+        "morgan": "^1.10.0"
       }
     },
-    "node_modules/abbrev": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
-      "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q=="
+    "node_modules/@mongodb-js/saslprep": {
+      "version": "1.3.2",
+      "resolved": "https://registry.npmjs.org/@mongodb-js/saslprep/-/saslprep-1.3.2.tgz",
+      "integrity": "sha512-QgA5AySqB27cGTXBFmnpifAi7HxoGUeezwo6p9dI03MuDB6Pp33zgclqVb6oVK3j6I9Vesg0+oojW2XxB59SGg==",
+      "license": "MIT",
+      "dependencies": {
+        "sparse-bitfield": "^3.0.3"
+      }
+    },
+    "node_modules/@types/webidl-conversions": {
+      "version": "7.0.3",
+      "resolved": "https://registry.npmjs.org/@types/webidl-conversions/-/webidl-conversions-7.0.3.tgz",
+      "integrity": "sha512-CiJJvcRtIgzadHCYXw7dqEnMNRjhGZlYK05Mj9OyktqV8uVT8fD2BFOB7S1uwBE3Kj2Z+4UyPmFw/Ixgw/LAlA==",
+      "license": "MIT"
+    },
+    "node_modules/@types/whatwg-url": {
+      "version": "11.0.5",
+      "resolved": "https://registry.npmjs.org/@types/whatwg-url/-/whatwg-url-11.0.5.tgz",
+      "integrity": "sha512-coYR071JRaHa+xoEvvYqvnIHaVqaYrLPbsufM9BF63HkwI5Lgmy2QR8Q5K/lYDYo5AK82wOvSOS0UsLTpTG7uQ==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/webidl-conversions": "*"
+      }
     },
     "node_modules/accepts": {
       "version": "1.3.8",
@@ -32,28 +52,11 @@
         "node": ">= 0.6"
       }
     },
-    "node_modules/anymatch": {
-      "version": "3.1.3",
-      "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.3.tgz",
-      "integrity": "sha512-KMReFUr0B4t+D+OBkjR3KYqvocp2XaSzO55UcB6mgQMd3KbcE+mWTyvVV7D/zsdEbNnV6acZUutkiHQXvTr1Rw==",
-      "dependencies": {
-        "normalize-path": "^3.0.0",
-        "picomatch": "^2.0.4"
-      },
-      "engines": {
-        "node": ">= 8"
-      }
-    },
     "node_modules/array-flatten": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
       "integrity": "sha512-PCVAQswWemu6UdxsDFFX/+gVeYqKAod3D3UVm91jHwynguOwAvYPhx8nNlM++NqRcK6CxxpUafjmhIdKiHibqg=="
     },
-    "node_modules/balanced-match": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
-      "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw=="
-    },
     "node_modules/basic-auth": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/basic-auth/-/basic-auth-2.0.1.tgz",
@@ -70,14 +73,6 @@
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
       "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
     },
-    "node_modules/binary-extensions": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.2.0.tgz",
-      "integrity": "sha512-jDctJ/IVQbZoJykoeHbhXpOlNBqGNcwXJKJog42E5HDPUwQTSdjCHdihjj0DlnheQ7blbT6dHOafNAiS8ooQKA==",
-      "engines": {
-        "node": ">=8"
-      }
-    },
     "node_modules/body-parser": {
       "version": "1.20.1",
       "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.20.1.tgz",
@@ -101,24 +96,13 @@
         "npm": "1.2.8000 || >= 1.4.16"
       }
     },
-    "node_modules/brace-expansion": {
-      "version": "1.1.11",
-      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
-      "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
-      "dependencies": {
-        "balanced-match": "^1.0.0",
-        "concat-map": "0.0.1"
-      }
-    },
-    "node_modules/braces": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.2.tgz",
-      "integrity": "sha512-b8um+L1RzM3WDSzvhm6gIz1yfTbBt6YTlcEKAvsmqCZZFw46z626lVj9j1yEPW33H5H+lBQpZMP1k8l+78Ha0A==",
-      "dependencies": {
-        "fill-range": "^7.0.1"
-      },
+    "node_modules/bson": {
+      "version": "6.10.4",
+      "resolved": "https://registry.npmjs.org/bson/-/bson-6.10.4.tgz",
+      "integrity": "sha512-WIsKqkSC0ABoBJuT1LEX+2HEvNmNKKgnTAyd0fL8qzK4SH2i9NXg+t08YtdZp/V9IZ33cxe3iV4yM0qg8lMQng==",
+      "license": "Apache-2.0",
       "engines": {
-        "node": ">=8"
+        "node": ">=16.20.1"
       }
     },
     "node_modules/bytes": {
@@ -141,37 +125,6 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
-    "node_modules/chokidar": {
-      "version": "3.5.3",
-      "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.5.3.tgz",
-      "integrity": "sha512-Dr3sfKRP6oTcjf2JmUmFJfeVMvXBdegxB0iVQ5eb2V10uFJUCAS8OByZdVAyVb8xXNz3GjjTgj9kLWsZTqE6kw==",
-      "funding": [
-        {
-          "type": "individual",
-          "url": "https://paulmillr.com/funding/"
-        }
-      ],
-      "dependencies": {
-        "anymatch": "~3.1.2",
-        "braces": "~3.0.2",
-        "glob-parent": "~5.1.2",
-        "is-binary-path": "~2.1.0",
-        "is-glob": "~4.0.1",
-        "normalize-path": "~3.0.0",
-        "readdirp": "~3.6.0"
-      },
-      "engines": {
-        "node": ">= 8.10.0"
-      },
-      "optionalDependencies": {
-        "fsevents": "~2.3.2"
-      }
-    },
-    "node_modules/concat-map": {
-      "version": "0.0.1",
-      "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
-      "integrity": "sha512-/Srv4dswyQNBfohGpz9o6Yb3Gz3SrUDqBH5rTuhGR7ahtlbYKnVxw2bCFMRljaA7EXHaXZ8wsHdodFvbkhKmqg=="
-    },
     "node_modules/content-disposition": {
       "version": "0.5.4",
       "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.4.tgz",
@@ -216,6 +169,19 @@
       "resolved": "https://registry.npmjs.org/cookie-signature/-/cookie-signature-1.0.6.tgz",
       "integrity": "sha512-QADzlaHc8icV8I7vbaJXJwod9HWYp8uCqf1xa4OfNu1T7JVxQIrUgOWtHdNDtPiywmFbiS12VjotIXLrKM3orQ=="
     },
+    "node_modules/cors": {
+      "version": "2.8.5",
+      "resolved": "https://registry.npmjs.org/cors/-/cors-2.8.5.tgz",
+      "integrity": "sha512-KIHbLJqu73RGr/hnbrO9uBeixNGuvSQjul/jdFvS/KFSIH1hWVd1ng7zOHx+YrEfInLG7q4n6GHQ9cDtxv/P6g==",
+      "license": "MIT",
+      "dependencies": {
+        "object-assign": "^4",
+        "vary": "^1"
+      },
+      "engines": {
+        "node": ">= 0.10"
+      }
+    },
     "node_modules/debug": {
       "version": "2.6.9",
       "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
@@ -316,17 +282,6 @@
         "node": ">= 0.6"
       }
     },
-    "node_modules/fill-range": {
-      "version": "7.0.1",
-      "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
-      "integrity": "sha512-qOo9F+dMUmC2Lcb4BbVvnKJxTPjCm+RRpe4gDuGrzkL7mEVl/djYSu2OdQ2Pa302N4oqkSg9ir6jaLWJ2USVpQ==",
-      "dependencies": {
-        "to-regex-range": "^5.0.1"
-      },
-      "engines": {
-        "node": ">=8"
-      }
-    },
     "node_modules/finalhandler": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/finalhandler/-/finalhandler-1.2.0.tgz",
@@ -360,19 +315,6 @@
         "node": ">= 0.6"
       }
     },
-    "node_modules/fsevents": {
-      "version": "2.3.2",
-      "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.2.tgz",
-      "integrity": "sha512-xiqMQR4xAeHTuB9uWm+fFRcIOgKBMiOBP+eXiyT7jsgVCq1bkVygt00oASowB7EdtpOHaaPgKt812P9ab+DDKA==",
-      "hasInstallScript": true,
-      "optional": true,
-      "os": [
-        "darwin"
-      ],
-      "engines": {
-        "node": "^8.16.0 || ^10.6.0 || >=11.0.0"
-      }
-    },
     "node_modules/function-bind": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
@@ -392,17 +334,6 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
-    "node_modules/glob-parent": {
-      "version": "5.1.2",
-      "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-5.1.2.tgz",
-      "integrity": "sha512-AOIgSQCepiJYwP3ARnGx+5VnTu2HBYdzbGP45eLw1vr3zB3vZLeyed1sC9hnbcOc9/SrMyM5RPQrkGz4aS9Zow==",
-      "dependencies": {
-        "is-glob": "^4.0.1"
-      },
-      "engines": {
-        "node": ">= 6"
-      }
-    },
     "node_modules/has": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/has/-/has-1.0.3.tgz",
@@ -414,14 +345,6 @@
         "node": ">= 0.4.0"
       }
     },
-    "node_modules/has-flag": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-3.0.0.tgz",
-      "integrity": "sha512-sKJf1+ceQBr4SMkvQnBDNDtf4TXpVhVGateu0t918bl30FnbE2m4vNLX+VWe/dpjlb+HugGYzW7uQXH98HPEYw==",
-      "engines": {
-        "node": ">=4"
-      }
-    },
     "node_modules/has-proto": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/has-proto/-/has-proto-1.0.1.tgz",
@@ -470,11 +393,6 @@
         "node": ">=0.10.0"
       }
     },
-    "node_modules/ignore-by-default": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/ignore-by-default/-/ignore-by-default-1.0.1.tgz",
-      "integrity": "sha512-Ius2VYcGNk7T90CppJqcIkS5ooHUZyIQK+ClZfMfMNFEF9VSE73Fq+906u/CWu92x4gzZMWOwfFYckPObzdEbA=="
-    },
     "node_modules/inherits": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
@@ -488,53 +406,13 @@
         "node": ">= 0.10"
       }
     },
-    "node_modules/is-binary-path": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/is-binary-path/-/is-binary-path-2.1.0.tgz",
-      "integrity": "sha512-ZMERYes6pDydyuGidse7OsHxtbI7WVeUEozgR/g7rd0xUimYNlvZRE/K2MgZTjWy725IfelLeVcEM97mmtRGXw==",
-      "dependencies": {
-        "binary-extensions": "^2.0.0"
-      },
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/is-extglob": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-2.1.1.tgz",
-      "integrity": "sha512-SbKbANkN603Vi4jEZv49LeVJMn4yGwsbzZworEoyEiutsN3nJYdbO36zfhGJ6QEDpOZIFkDtnq5JRxmvl3jsoQ==",
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/is-glob": {
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-      "version": "2.0.5",
-      "resolved": "https://registry.npmjs.org/undefsafe/-/undefsafe-2.0.5.tgz",
-      "integrity": "sha512-WxONCrssBM8TSPRqN5EmsjVrsv4A8X12J4ArBiiayv3DyyG3ZlIg6yysuuSYdZsVz3TKcTg2fd//Ujd4CHV1iA=="
-    },
     "node_modules/unpipe": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
@@ -1014,10 +908,27 @@
         "node": ">= 0.8"
       }
     },
-    "node_modules/yallist": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
-      "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A=="
+    "node_modules/webidl-conversions": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-7.0.0.tgz",
+      "integrity": "sha512-VwddBukDzu71offAQR975unBIGqfKZpM+8ZX6ySk8nYhVoo5CYaZyzt3YBvYtRtO+aoGlqxPg/B87NGVZ/fu6g==",
+      "license": "BSD-2-Clause",
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/whatwg-url": {
+      "version": "14.2.0",
+      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-14.2.0.tgz",
+      "integrity": "sha512-De72GdQZzNTUBBChsXueQUnPKDkg/5A5zp7pFDuQAj5UFoENpiACU0wlCvzpAGnTkj++ihpKwKyYewn/XNUbKw==",
+      "license": "MIT",
+      "dependencies": {
+        "tr46": "^5.1.0",
+        "webidl-conversions": "^7.0.0"
+      },
+      "engines": {
+        "node": ">=18"
+      }
     }
   }
 }
diff --git a/server/package.json b/server/package.json
index 7aa0847c..beedaa3a 100644
--- a/server/package.json
+++ b/server/package.json
@@ -4,8 +4,8 @@
   "description": "ExpressJS API for the Cohort Tools app",
   "main": "app.js",
   "scripts": {
-    "dev": "nodemon app.js",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "start": "node app.js",
+    "dev": "node --watch app.js"
   },
   "repository": {
     "type": "git",
@@ -19,8 +19,9 @@
   "homepage": "https://github.com/ironhack-labs/cohort-tools-project#readme",
   "dependencies": {
     "cookie-parser": "^1.4.6",
+    "cors": "^2.8.5",
     "express": "^4.18.2",
-    "morgan": "^1.10.0",
-    "nodemon": "^3.0.1"
+    "mongoose": "^8.20.0",
+    "morgan": "^1.10.0"
   }
 }
diff --git a/server/routes/cohort.routes.js b/server/routes/cohort.routes.js
new file mode 100644
index 00000000..a757dce0
--- /dev/null
+++ b/server/routes/cohort.routes.js
@@ -0,0 +1,108 @@
+const Cohort = require("../models/Cohort.model")
+const express = require("express")
+const router = express.Router()
+
+// Gets all cohorts: 
+
+router.get("/", (req, res) => {
+  Cohort.find(req.query)
+    .then((cohorts) => {
+      console.log("Retrieved cohorts: ", cohorts);
+      res.json(cohorts);
+    })
+    .catch((error) => {
+      console.log(error);
+      res.status(500).json({ error: "failed to retreive cohorts" });
+    });
+});
+
+// Creates a new cohort:
+
+router.post("/", (req, res) => {
+  console.log("received request: ");
+  Cohort.create({
+    inProgress: req.body.inProgress,
+    cohortSlug: req.body.cohortSlug,
+    cohortName: req.body.cohortName,
+    program: req.body.program,
+    campus: req.body.campus,
+    startDate: req.body.startDate,
+    endDate: req.body.endDate,
+    programManager: req.body.programManager,
+    leadTeacher: req.body.leadTeacher,
+    totalHours: req.body.totalHours
+  })
+    .then(() => {
+      res.send("Cohort created sucessfully");
+    })
+    .catch((error) => {
+      console.log(error);
+    });
+});
+
+// Get a spesific cohort by id:
+
+router.get("/:cohortId", (req, res) => {
+  console.log("get request recieved (single cohort)")
+
+  Cohort.find({ _id: req.params.cohortId })
+    .then((cohort) => {
+      res.json(cohort)
+    })
+    .catch((error) => {
+      console.log(error)
+    })
+
+})
+
+router.get("/cohort/:cohortId", (req, res) => {
+  console.log(req.params.cohortId);
+  Student.find({ cohort: req.params.cohortId })
+    .then((students) => {
+      console.log(students);
+      res.json(students);
+    })
+    .catch((error) => {
+      console.log(error);
+    });
+});
+
+// update spesific cohort by id:
+
+router.put("/:cohortId", (req, res) => {
+  console.log("update req received")
+
+  Cohort.findByIdAndUpdate(req.params.cohortId, {
+    inProgress: req.body.inProgress,
+    cohortSlug: req.body.cohortSlug,
+    cohortName: req.body.cohortName,
+    program: req.body.program,
+    campus: req.body.campus,
+    startDate: req.body.startDate,
+    endDate: req.body.endDate,
+    programManager: req.body.programManager,
+    leadTeacher: req.body.leadTeacher,
+    totalHours: req.body.totalHours
+  })
+    .then(() => {
+      res.send(`cohort with id: ${req.params.cohortId} has updated`)
+    })
+    .catch((error) => {
+      console.log(error)
+    })
+})
+
+// delete spesific cohort by id:
+router.delete("/:cohortId", (req, res) => {
+  console.log("delete request received")
+
+  Cohort.findByIdAndDelete(req.params.cohortId)
+    .then(() => {
+      res.send(`the cohort (id: ${req.params.cohortId}) has deleted succesfully`)
+    })
+    .catch((error) => {
+      console.log(error)
+    })
+})
+
+module.exports = router
\ No newline at end of file
diff --git a/server/routes/index.routes.js b/server/routes/index.routes.js
new file mode 100644
index 00000000..cd62e8c5
--- /dev/null
+++ b/server/routes/index.routes.js
@@ -0,0 +1,9 @@
+const express = require("express")
+const router = express.Router()
+const cohortRoutes = require("./cohort.routes")
+const studentRoutes = require("./student.routes")
+
+router.use("/cohorts", cohortRoutes)
+router.use("/students", studentRoutes)
+
+module.exports = router
\ No newline at end of file
diff --git a/server/routes/student.routes.js b/server/routes/student.routes.js
new file mode 100644
index 00000000..c8ea9df2
--- /dev/null
+++ b/server/routes/student.routes.js
@@ -0,0 +1,101 @@
+const Student = require("../models/Student.model")
+const express = require("express")
+const router = express.Router() 
+
+// get student: 
+router.get("/", (req, res) => {
+  Student.find(req.query)
+    .populate("cohort")
+    .then((students) => {
+      console.log("Retrieved students: ", students);
+      res.json(students);
+    })
+    .catch((error) => {
+      console.log(error);
+      console.log("XXXXXXXXXX ERROR TRIGGERED XXXXXXXXXXXXX");
+      // res.status(500).json({ error: "failed to retreive students" });
+    });
+});
+
+// create new student: 
+router.post("/", (req, res) => {
+  console.log("received request: ");
+  Student.create({
+    firstName: req.body.firstName,
+    lastName: req.body.lastName,
+    email: req.body.email,
+    phone: req.body.phone,
+    linkedinUrl: req.body.linkedinUrl,
+    languages: req.body.languages,
+    program: req.body.program,
+    background: req.body.background,
+    image: req.body.image,
+    projects: req.body.projects,
+    cohort: req.body.cohort,
+  })
+    .then(() => {
+      res.send("Student created sucessfully");
+    })
+    .catch((error) => {
+      console.log(error);
+    });
+});
+
+router.get("/:studentId", (req, res) => {
+
+  if(req.params.studentId.length !== 24){
+    res.status(400).json({errorMessage: "Not a valid ID."})
+    return
+  }
+
+  Student.find({ _id: req.params.studentId })
+    .populate("cohort")
+    .then((student) => {
+      res.json(student);
+      res.send("success");
+    })
+    .catch((error) => {
+      console.log(error);
+    });
+});
+
+router.put("/:studentId", (req, res) => {
+  Student.findByIdAndUpdate(req.params.studentId, {
+    firstName: req.body.firstName,
+    lastName: req.body.lastName,
+    email: req.body.email,
+    phone: req.body.phone,
+    linkedinUrl: req.body.linkedinUrl,
+    languages: req.body.languages,
+    program: req.body.program,
+    background: req.body.background,
+    image: req.body.image,
+    projects: req.body.projects,
+    cohort: req.body.cohort,
+  })
+  .then(() => {
+    res.send("Document updated");
+  })
+  .catch((error) => {
+    console.log(error);
+  });
+});
+
+
+router.delete("/:studentId", (req, res) => {
+
+   if(req.params.studentId.length !== 24){
+    res.status(400).json({errorMessage: "Not a valid ID."})
+    return
+  }
+  
+  Student.findByIdAndDelete(req.params.studentId)
+  .then(() => {
+    res.send("Document deleted");
+  })
+  .catch((error) => {
+    console.log(error);
+  });
+});
+
+module.exports = router
\ No newline at end of file
diff --git a/server/students.json b/server/students.json
deleted file mode 100644
index ffd7e34e..00000000
--- a/server/students.json
+++ /dev/null
@@ -1,86 +0,0 @@
-[
-  {
-    "_id": 1,
-    "firstName": "Christine",
-    "lastName": "Clayton",
-    "email": "christine.clayton@example.com",
-    "phone": "567-890-1234",
-    "linkedinUrl": "https://linkedin.com/in/christineclaytonexample",
-    "languages": ["English", "Dutch"],
-    "program": "Web Dev",
-    "background": "Computer Engineering",
-    "image": "https://i.imgur.com/r8bo8u7.png",
-    "cohort": 1,
-    "projects": []
-  },
-  {
-    "_id": 2,
-    "firstName": "Grace",
-    "lastName": "Green",
-    "email": "grace.green@example.com",
-    "phone": "901-234-5678",
-    "linkedinUrl": "https://linkedin.com/in/gracegreenexample",
-    "languages": ["English", "Portuguese"],
-    "program": "Web Dev",
-    "background": "Software Development",
-    "image": "https://i.imgur.com/r8bo8u7.png",
-    "cohort": 1,
-    "projects": []
-  },
-  {
-    "_id": 3,
-    "firstName": "Jack",
-    "lastName": "Johnson",
-    "email": "jack.johnson@example.com",
-    "phone": "234-567-8901",
-    "linkedinUrl": "https://linkedin.com/in/jackjohnsonexample",
-    "languages": ["English", "French"],
-    "program": "Web Dev",
-    "background": "System Administration",
-    "image": "https://i.imgur.com/r8bo8u7.png",
-    "cohort": 1,
-    "projects": []
-  },
-  {
-    "_id": 4,
-    "firstName": "John",
-    "lastName": "Doe",
-    "email": "john.doe@example.com",
-    "phone": "123-456-7890",
-    "linkedinUrl": "https://linkedin.com/in/johndoeexample",
-    "languages": ["English", "Spanish"],
-    "program": "UX/UI",
-    "background": "Computer Science",
-    "image": "https://i.imgur.com/r8bo8u7.png",
-    "cohort": 2,
-    "projects": []
-  },  
-  {
-    "_id": 5,
-    "firstName": "Katie",
-    "lastName": "King",
-    "email": "katie.king@example.com",
-    "phone": "345-678-9012",
-    "linkedinUrl": "https://linkedin.com/in/katiekingexample",
-    "languages": ["English", "German"],
-    "program": "UX/UI",
-    "background": "Information Systems",
-    "image": "https://i.imgur.com/r8bo8u7.png",
-    "cohort": 2,
-    "projects": []
-  },
-  {
-    "_id": 6,
-    "firstName": "Irene",
-    "lastName": "Iverson",
-    "email": "irene.iverson@example.com",
-    "phone": "123-456-7890",
-    "linkedinUrl": "https://linkedin.com/in/ireneiversonexample",
-    "languages": ["English", "Spanish"],
-    "program": "Data Analytics",
-    "background": "Economics",
-    "image": "https://i.imgur.com/r8bo8u7.png",
-    "cohort": 3,
-    "projects": []
-  }
-]